一般过去时时态(课堂PPT).ppt

单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,.,*,一般过去时时态,牢记四个四，学好过去时,1,.,第一个,-,“,四种用法,”,表示在,过去某个时间发生的动作或情况,。,例如：,I went to school at 7:00 yesterday morning.,我昨天早晨七点去上学。,表示在,过去某个时间存在的状态,。例如：,She was not at home last night.,她昨晚八点没在家。,2,.,表示在,过去经常或反复发生的动作,，常和,often(,经常,),、,always(,总是,),、,sometimes(,有时,)等表示频率的时间状语连用。,例如：,He often had lunch at school last month.,他上个月经常在学校吃午饭。,表示,已故的人所做的事情或情况,。,例如：,Ba Jin wrote a lot of novels for us.,巴金写了很多部小说。,3,.,第二个,-,“,四种时间状语,”,yesterday,及相关短语。,例如：,yesterday morning/afternoon/evening,昨天上午,/,下午,/,晚上。,“,last+,时间状语,”构成的短语。,例如：,last night/month/spring/year,昨晚,/,上个月/,去年春天,/,去年。,4,.,“,一段时间,+ago,”组成的短语。,例如：,three days ago,三天以前,four years ago,四年以前。,“,介词,+,时间名词,”组成的短语。,例如：,in 1999,在,1999,年；,on the morning of December 25th,在,12,月,25,号早上。,5,.,第三个,“,四种谓语动词的表现形式,”,be,动词,的过去式,was,、,were.,例如：,She was a teacher five years ago.,她五年前是一名教师。,连系动词,（连接主语和表语）,的过去式。,例如：,become-becameShe became angry.,她生气了。,情态动词的过去式,+,动词,原形,。,例如：,I could swim at the age of five.,我五岁时就会游泳了。,6,.,行为动词的过去式，分为规则动词和不规则动词两种。规则动词的过去式的构成遵循以下四个规则：,1,）直接在动词后加,ed,，例如：,help-helped;want-wanted,等；,2,）以不发音的字母,e,结尾时，去掉,e,加,ed,(,即,直接加,d,),例如：,like-liked;use-used,等；,3,）以辅音字母,y,结尾时，把,y,变成,i,再加,ed,例如：,carry-carried;study-studied,等；,4,）以重读闭音节结尾，,双写,最后,一个辅音字母,再加,ed,例如：,stop-stopped;shop-shopped,等。而不规则动词的过去式则需要我们认真下工夫去记了，例如：,go-went;come-came;buy-bought,等。,7,.,“,四种句式的构成,”,有,be,动词,肯定句,:,主语,+was/were+,其它,.,例如：,We were lateyesterday.,昨天我们迟到了。,否定句,:,主语,+was/were,not+,其它,.,Wewerentlateyesterday.(,我们昨天没迟到,8,.,一般疑问句,:be,动词提前。,Was/Were+,主语,+,其它,?,Iwasillyesterday.(,改一般疑问句,),Wereyouillyesterday?,（你昨天病了吗？）,肯定回答：,Yes,Iwas.(,是的，我病了。,),否定回答：,No,Iwasnt.(,不，我没病。,),特殊疑问句,:,对谓语动词进行提问的：,疑问词,was/were,主语其它,(,一般疑问句,),？,Iwasbornin1997.Whenwereyouborn?,你是什么时候出生的？,9,.,“,四种句式的构成,”,无,be,动词,一般过去时态的肯定句式“,主语,+,动词过去式,+,其它”,例如：,Jenny bought a skirt yesterday.,詹妮昨天买了一件短裙。,一般过去时态的否定句式,“,主语,+didnt+,动词原形,+,其它”,例如：,Jenny didnt buy a skirt yesterday.,詹妮昨天没有买短裙。,10,.,一般过去时态的一般疑问句式,“,Did+,主语,+,动词原形,+,其它”,例如：,Did Jenny buy a skirt yesterday?,詹妮昨天买短裙了吗？,一般过去时态的特殊疑问句式,“,疑问词,+did+,主语,+,动词原形,+,其它”,例如：,What did Jenny buy yesterday?,詹妮昨天买了什么？,11,.,练习,12,.,请写出下列动词的过去式。,want,arrive,enjoy,shop,buy,_,see,_,break,_,fall,13,.,句型转换,1,、,Thechildrenhadagoodtimeinthepark,否定句：,_,一般疑问句,:_,2,、,Therewasa question.,否定句,_,一般疑问句,:_,肯定,|,否定回答：,_,14,.,3,、,Anndidherhomeworkyesterdayevening.,否定句：,_,一般疑问句,:_,4,、,LastweekIreadanEnglishbook.,否定句：,_,一般疑问句,:_,肯定,|,否定回答：,_,15,.,改错,1.We were go to school early yesterday.,_,2.She was buy a dress last week._,3.Did you liked playing football?_,4.-Did you have a good trip?-No,I didnt.,_,5.We didnt flew kites last month.,_,16,.,综合练习,17,.,句型转换,1.TheyproducesilkinSuzhou.,（改为一般疑问句）,_?,2.Theybuiltabridgebetweenthetwoislands.,（改为否定句）,_?,3.Johnisgoingtocrossthestreetbysomeone.,（改为否定句和一般疑问句）,18,.,4,、,Wegotoschoolatseven.(,用,Amy,作主语,),_,5Theteachermakesthestudentscopythetext.(,改为否定句,),_,6,、,Therearesomeapplesonthetree.(,否定式,),_,19,.,20,.,